compiler optimization? something else?

Giuliano Pochini pochini at denise.shiny.it
Sun Mar 12 09:32:31 EST 2000




> Franz> -O2, -O3, -funroll-loops, -funroll-all-loops, -ffast-math (dunno if this
> Franz> one has an effect on PPC at all), -finline-functions, -mcpu=604, -mcpu=750
>
>         -ffast-math does enable use of the FP "fsel" instruction for
> conditional moves.  -ffast-math also affects other floating-point
> optimizations in the compiler, not just specific architecture features.

And mul-add's & friends ?

Bye.


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